mandibular ramus

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mandibular ramus

Etymology: L, mandere, to chew, ramus, branch
a broad quadrilateral part of the mandible projecting upward from the posterior end of the body behind the lower teeth. It has two surfaces, four borders, and two processes.

mandibular ramus

The vertical portion of the mandible.
See also: ramus

man·dib·u·lar ra·mus

(man-dibyū-lăr rāmŭs)
The upturned perpendicular extremity of the mandible on either side; it gives attachment on its lateral surface to the masseter muscle.


pl. rami [L.] a branch, as of a nerve, vein or artery.

ramus communicans
pl. rami communicantes; a branch connecting two nerves or two arteries.
mandibular ramus
the vertical extension of each half of the mandible that ends at the coronoid process.
References in periodicals archive ?
Extra-oral examination showed the presence of diffused swelling extended from the corner of the mouth to the posterior border of the ramus of the mandible.
Most common depth of the impaction was Level B [1271/1869 (68%)] and most common relation of the tooth with the ramus of the mandible was class II [1009/1869 (53.
The Transverse Axis of the Ramus (TAR) is presumed to be present somewhere nearer at the junction between the upper one-fourth and lower three-fourth of the ramus of the mandible as evident from the mean value of Cy.
1, 5-7) Temporalis myofacial flap reduces chances for reankylosis and also maintains the vertical height of the ramus of the mandible gives promising results.
2] (Figure 1b) and necrotic areas in the right ramus of the mandible were also seen as a hypointense signal in [T.
On examination, there were two fixed, nontender masses of firm consistency and smooth surface; one was located in the inferior surface of the right side of the body of the mandible and the other at the left ramus of the mandible.
6) Each ramus of the mandible consists of the os supra-angulare (dorsal supra-angular bone), os angulare (ventral angular bone), os articulare (osterior articular bone), os spleniale (splenial bone), os prearticulare (prearticular bone), and os dentale (dentary bone) (Fig 9).
3) It is typically seen in young patients and commonly located in either the body or the ramus of the mandible.
The superficial part of the masseter muscle originating from the facial tuber of the maxilla and the facial crest of the zygomatic bone was inserted into the angle of the mandible and the lateral surface of the ramus of the mandible.
There is a predilection for the posterior and ascending ramus of the mandible.
The posterior region was defined as the premolar and molar region, including the ramus of the mandible.
Dissection Procedure: The attachment of the masseter muscle from the zygomatic arch was resected and the muscle was reflected downward, detaching from the lateral surface of the mandible to expose the coronoid process and ramus of the mandible.

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